coerce calendar attributes in calenders component

- ... only when calendars is registered.
- replace 'calendar' valType with the appropriate 'enumarated'
  val object
-

Author: etpinard

src/components/calendars/index.js

@@ -16,6 +16,25 @@ var constants = require('../../constants/numerical');
 var EPOCHJD = constants.EPOCHJD;
 var ONEDAY = constants.ONEDAY;
 
+var attributes = {
+    valType: 'enumerated',
+    values: Object.keys(calendars.calendars),
+    role: 'info',
+    dflt: 'gregorian'
+};
+
+var handleDefaults = function(contIn, contOut, attr, dflt) {
+    var attrs = {};
+    attrs[attr] = attributes;
+
+    return Lib.coerce(contIn, contOut, attrs, attr, dflt);
+};
+
+var handleTraceDefaults = function(traceIn, traceOut, coords, layout) {
+    for(var i = 0; i < coords.length; i++) {
+        handleDefaults(traceIn, traceOut, coords[i] + 'calendar', layout.calendar);
+    }
+};
 // each calendar needs its own default canonical tick. I would love to use
 // 2000-01-01 (or even 0000-01-01) for them all but they don't necessarily
 // all support either of those dates. Instead I'll use the most significant
@@ -149,6 +168,10 @@ module.exports = {
     moduleType: 'component',
     name: 'calendars',
 
+
+    handleDefaults: handleDefaults,
+    handleTraceDefaults: handleTraceDefaults,
+
     CANONICAL_SUNDAY: CANONICAL_SUNDAY,
     CANONICAL_TICK: CANONICAL_TICK,
     DFLTRANGE: DFLTRANGE,

src/lib/coerce.js

@@ -9,7 +9,6 @@
 
 'use strict';
 
-var calendarList = Object.keys(require('world-calendars').calendars);
 var isNumeric = require('fast-isnumeric');
 var tinycolor = require('tinycolor2');
 
@@ -268,20 +267,6 @@ exports.valObjects = {
 
             return true;
         }
-    },
-    calendar: {
-        description: [
-            'A string, one of the calendar systems available',
-            'in the `world-calendars` package, to be used in evaluating',
-            'or displaying date data. Defaults to built-in (Gregorian) dates.',
-            'available calendars:', '*' + calendarList.join('*, *') + '*'
-        ].join(' '),
-        requiredOpts: [],
-        otherOpts: ['dflt'],
-        coerceFunction: function(v, propOut, dflt) {
-            if(v && calendarList.indexOf(v) !== -1) propOut.set(v);
-            else propOut.set(dflt);
-        }
     }
 };
 

src/plots/cartesian/axis_defaults.js

@@ -74,7 +74,10 @@ module.exports = function handleAxisDefaults(containerIn, containerOut, coerce,
         }
     }
 
-    if(axType === 'date') coerce('calendar', options.calendar);
+    if(axType === 'date') {
+        var handleCalendarDefaults = Registry.getComponentMethod('calendars', 'handleDefaults');
+        handleCalendarDefaults(containerIn, containerOut, 'calendar', options.calendar);
+    }
 
     setConvert(containerOut);
 

src/plots/cartesian/layout_attributes.js

@@ -52,16 +52,6 @@ module.exports = {
             'the axis in question.'
         ].join(' ')
     },
-    calendar: {
-        valType: 'calendar',
-        role: 'info',
-        description: [
-            'Sets the calendar system to use for `range` and `tick0`',
-            'if this is a date axis. This does not set the calendar for',
-            'interpreting data on this axis, that\'s specified in the trace',
-            'or via the global `layout.calendar`'
-        ].join(' ')
-    },
     autorange: {
         valType: 'enumerated',
         values: [true, false, 'reversed'],

src/plots/gl3d/layout/axis_attributes.js

@@ -73,7 +73,6 @@ module.exports = {
     title: axesAttrs.title,
     titlefont: axesAttrs.titlefont,
     type: axesAttrs.type,
-    calendar: axesAttrs.calendar,
     autorange: axesAttrs.autorange,
     rangemode: axesAttrs.rangemode,
     range: axesAttrs.range,

src/plots/layout_attributes.js

@@ -170,15 +170,6 @@ module.exports = {
         role: 'info',
         description: 'Determines whether or not a legend is drawn.'
     },
-    calendar: {
-        valType: 'calendar',
-        role: 'info',
-        dflt: 'gregorian',
-        description: [
-            'Sets the default calendar system to use for interpreting and',
-            'displaying dates throughout the plot.'
-        ].join(' ')
-    },
     dragmode: {
         valType: 'enumerated',
         role: 'info',

src/plots/plots.js

@@ -942,7 +942,8 @@ plots.supplyLayoutGlobalDefaults = function(layoutIn, layoutOut) {
     coerce('hidesources');
     coerce('smith');
 
-    coerce('calendar');
+    var handleCalendarDefaults = Registry.getComponentMethod('calendars', 'handleDefaults');
+    handleCalendarDefaults(layoutIn, layoutOut, 'calendar');
 };
 
 plots.plotAutoSize = function plotAutoSize(gd, layout, fullLayout) {

src/traces/bar/attributes.js

@@ -47,8 +47,6 @@ module.exports = {
     y: scatterAttrs.y,
     y0: scatterAttrs.y0,
     dy: scatterAttrs.dy,
-    xcalendar: scatterAttrs.xcalendar,
-    ycalendar: scatterAttrs.ycalendar,
 
     text: scatterAttrs.text,
 

src/traces/box/defaults.js

@@ -9,6 +9,7 @@
 'use strict';
 
 var Lib = require('../../lib');
+var Registry = require('../../registry');
 var Color = require('../../components/color');
 
 var attributes = require('./attributes');
@@ -33,9 +34,8 @@ module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout
         return;
     }
 
-    var dfltCalendar = layout.calendar;
-    coerce('xcalendar', dfltCalendar);
-    coerce('ycalendar', dfltCalendar);
+    var handleCalendarDefaults = Registry.getComponentMethod('calendars', 'handleTraceDefaults');
+    handleCalendarDefaults(traceIn, traceOut, ['x', 'y'], layout);
 
     coerce('orientation', defaultOrientation);
 

src/traces/candlestick/attributes.js

@@ -27,7 +27,6 @@ var directionAttrs = {
 
 module.exports = {
     x: OHLCattrs.x,
-    xcalendar: OHLCattrs.xcalendar,
     open: OHLCattrs.open,
     high: OHLCattrs.high,
     low: OHLCattrs.low,